Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87° N Lon: 75.23° W Elev: 7 ft.

Partly Cloudy

84°F

29°C

Humidity 38%
Wind Speed W 7 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 26 Jul 3:54 pm EDT
Detailed forecast for

Delaware County

Tonight
Partly cloudy with isolated showers and thunderstorms. Lows in the mid 60s. Southwest winds around 5 mph. Chance of rain 20 percent.
Monday
Mostly sunny. Scattered showers and thunderstorms in the afternoon. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent.
Monday Night
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Humid with lows in the upper 60s. South winds 5 to 10 mph. Chance of rain 50 percent.
Tuesday
Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. South winds 5 to 10 mph. Chance of rain near 100 percent.
Tuesday Night
Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph, becoming northeast after midnight. Chance of rain near 100 percent.
Wednesday
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.
Wednesday Night
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Lows in the mid 60s. Chance of rain 70 percent.
Thursday
Mostly sunny. Highs in the lower 80s.
Thursday Night
Partly cloudy. Lows in the mid 60s.
Friday
Sunny. Highs in the mid 80s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s.
Saturday
Mostly sunny. Hot with highs in the upper 80s.
Saturday Night
Mostly cloudy. Lows in the upper 60s.
Sunday
Partly sunny with a chance of showers. Hot with highs in the mid 80s. Chance of rain 50 percent.



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400 PM EDT Sun Jul 26 2026
 
 

Additional Resources

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